Comprehensive frontend/backend overhaul: unified tool system, responsive UI, code quality

frontend update

added code panel, tool approval, tool calls logging

added whooooshing to api spec

adding whoami to system prompt

Remove unused prompt files

integrated hf skills into the prompts

enhanced prompt v0

main merge

new system prompt and push to hub automatic checks

system prompt and github tool desc. update

loading date in system prompt, search code update (still not there)

private tool handles spaces better + prompt improvements for reliability

main agent search has better vibes

(partially done) system prompt tells to use research agent

improved search agent prompt and descriptions

Merge branch 'main' into explore-tool

added a api search tool and refined the hf docs search tools

prompt changes, more robust hf token sending, banner

re-order system instructions

added the explore subagent, quality ok but not perf

small prompt change, printing job url before stream instead of id

pass ToolErrors to agent, correct HF token handling, simplify uv job calls

prompt update and loading from file